import {
  fixTopAsyncRoutes,
  fixBottomAsyncRoutes,
  constantRoutes
} from '@/router'
import {
  getUserMenuConfig
  // getUserMenuDemo
} from '@/api/menu'

/**
 * 生成用户菜单路由
 * @param routes asyncRoutes
 * @param roles
 */
function generateUserMenu(routes) {
  const res = []
  routes.forEach(route => {
    const tmp = {
      ...route
    }
    // component
    const componentTmp = tmp.component
    if (componentTmp) {
      tmp.component = (resolve) => require([`@/views${componentTmp}`], resolve)
    }
    if (tmp.children) {
      tmp.children = generateUserMenu(tmp.children)
    }
    res.push(tmp)
  })
  return res
}

const state = {
  routes: [],
  addRoutes: []
}

const mutations = {
  SET_ROUTES: (state, routes) => {
    state.addRoutes = routes
    state.routes = constantRoutes.concat(routes)
  }
}

const actions = {
  generateRoutes({ commit }) {
    return new Promise(resolve => {
      // 将用户菜单接口数据与本地路由合并
      getUserMenuConfig().then(res => {
        const userRoutes = generateUserMenu(res.data.items)
        // const userRoutes = generateUserMenu(getUserMenuDemo())
        const newAsyncRoutes = [...fixTopAsyncRoutes, ...userRoutes, ...fixBottomAsyncRoutes()]
        const accessedRoutes = newAsyncRoutes || []
        commit('SET_ROUTES', accessedRoutes)
        resolve(accessedRoutes)
      })
    })
  }
}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}
